APCPCWM_4828539:WP_0000005WP_0000005
A
P
C
P
C
W
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_4828539:
W
P
_0000005W
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_000000
5
Rev. 1.2 / Jul. 2010
9
Functional Block Diagram
1GB, 128Mx64 Module(1Rank of x8)
DQS0
DQS0
DM0
DQ[0:7]
DQS
DQS
DM
DQ [0:7]
D0
RAS
CAS
S0
WE
CK
0
CK
0
CKE
0
ODT0
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CK
E
OD
T
A[O:
N]
/B
A[O:
N]
DQS
DQS
DM
DQ [0:7]
D4
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CK
E
OD
T
A[O:
N]
/B
A[O:
N]
DQS2
DQS2
DM2
Q[16:23]
DQS
DQS
DM
DQ [0:7]
D1
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CKE
OD
T
A[O:
N
]/
BA[
O
:N
]
DQS
DQS
DM
DQ [0:7]
D5
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CKE
OD
T
A[O:
N
]/
BA[
O
:N
]
DQS4
DQS4
DM4
Q[32:39]
DQS
DQS
DM
DQ [0:7]
D2
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CKE
ODT
A[
O:
N]
/BA[
O:
N]
LDQS
LDQS
LDM
DQ [0:7]
D6
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CKE
ODT
A[
O:
N]
/BA[
O:
N]
DQS3
DQS3
DM3
Q[48:55]
DQS
DQS
DM
DQ [0:7]
D3
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CK
E
OD
T
A[O:
N]
/B
A[O:
N
]
LDQS
LDQS
LDM
DQ [0:7]
D7
240ohm
ZQ
+/-1%
RAS
CAS
CS
WE
CK
CK
CK
E
OD
T
A[O:
N]
/B
A[O:
N
]
DQS1
DQS1
DM1
DQ[8:15]
DQS3
DQS3
DM3
DQ[24:31]
DQS5
DQS5
DM5
DQ[40:47]
DQS7
DQS7
DM7
DQ[56:63]
A2
Temp Sensor
SDA
D0–D7
V
DD
SPD
SPD/TS
D0–D7
V
REF
CA
SCL
V
tt
D0–D7
V
DD
EVENT
A1
A0
SCL
SA0
SA1
(with SPD)
EVENT
A2
SDA
SCL
WP
A1
A0
SCL
SA0
SA1
(SPD)
Vtt
V
REF
DQ
V
SS
CK0
CK1
CK0
CK1
S1
ODT1
D0–D7, SPD, Temp sensor
D0–D7
D0–D7
NC
NC
NOTES
1. DQ wiring may differ from that
shown however, DQ, DM, DQS, and
DQS relationships are maintained as
shown
Address and Control Lines
Rank 0
The SPD may be
integrated with the Temp
Sensor or may be
a separate component
D0
D1
D2
D3
Vt
t
D4
D5
D6
D7
Vtt
V1
V2
V4
V3
V1
V2
V4
V3
CKE1
EVENT
RESET
Temp Sensor
D0-D7
NC
Terminated near
card edge
B48614/178.104.2.80/2010-07-08 11:46